Jasic MIG 250S Operator'S Manual Download Page 1

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wilkinsonstar.com

MIG Series

MIG/MAG/MMA Separate wire feed welding machine

Order code

JM-250S (MIG 250S)

OPERATOR MANUAL

Summary of Contents for MIG 250S

Page 1: ...wilkinsonstar com MIG Series MIG MAG MMA Separate wire feed welding machine Order code JM 250S MIG 250S OPERATOR MANUAL...

Page 2: ...pplier of equipment in the UK and our products are supported by our extensive service network Call your distributor in the unlikely event of a problem occurring Please record below the details from yo...

Page 3: ...e protection Insulate yourself from work and ground using dry insulating mats or covers big enough to prevent any physical contact with the work ground Never touch the electrode if you are in contact...

Page 4: ...an may cut fingers and hands and snag garments Protections and coverings may be removed for maintenance and controls only by qualified personnel after first disconnecting the power supply cable Replac...

Page 5: ...etwork at the public network connection point must be applied to these systems In this case the installer or the user is responsible for ensuring the equipment can be connected consulting the electric...

Page 6: ...welding characteristics A unique welding dynamic characteristic control circuit provides a stable arc low spatter high welding e ciency and excellent weld appearance Removing wire tip ball after weld...

Page 7: ...A 12 1 Rated power supply capacity KVA 8 4 Output current range MMA 10 220A Welding current range A 35 250 Welding voltage range V 14 32 No load voltage V 52 Wire feed speed range m min 1 5 16 Wire d...

Page 8: ...g switch 2 MMA MIG switch 3 Voltmeter 4 Over current LED 5 Power LED 6 Overheating LED 7 Ammeter 8 Current control knob in MMA 9 Inductance control knob 10 output terminal 11 Connector for the wire fe...

Page 9: ...wer switch 14 Socket for the heater 15 Input power cord gland 16 Ground terminal Wire feed control 1 Welding current control knob 2 Manual wire feeding switch 3 Welding voltage control knob 4 2T 4T Se...

Page 10: ...ding electrodes the electrode holder is connected the the positive terminal and the work return to the negative terminal Always consult the electrode manufacturer s data sheet if you have any doubts M...

Page 11: ...o thread the wire through the guide tube and into the drive roll groove Adjust the pressure arm ensuring no sliding of the wire Too high pressure will lead to wire distortion which will a ect wire fee...

Page 12: ...n pushing the torch trigger again the machine enters into crater welding and at this time Crater parameters should be set by adjusting the crater welding current control knob and crater voltage contro...

Page 13: ...g Generally the stick out should be 10 times as the welding wire diameter 4 Shield gas flow selection The protection e ect is the primary consideration Besides the protection e ect of inner angle weld...

Page 14: ...on LED warnings 13 Period Maintenance item Daily examination Carry out a full visual inspection Check for any damage to the machine leads cables and connections Replace where necessary Switch on the m...

Page 15: ...Check if the control cable of the wire feeder is broken 2 Check if the wire feeder is blocked 3 Check if the wire feed PCB of the welding machine fails 4 Check if the wire feeder is damaged Welding c...

Page 16: ...Electrical schematic 7 15...

Page 17: ...Parts list 8 16...

Page 18: ...75 Main transformer 6 10001867 Fan 20 10014690 Front Panel 7 10013342 Back panel 21 10001577 Indicator Light 8 10021881 Square sockets 22 10006795 Digital Meter 9 10004955 Power switch 23 10004944 Tra...

Page 19: ...10015217 Control Panel 4 10021855 Output Terminal 14 10044630 10044640 Potentiometer 5 10044600 Wire Feeding PCB Board 15 10015526 CS501B Remote Plastic Box 6 10045742 Bottom panel 16 10012376 Wire F...

Page 20: ...JM MIG Series MIG MAG MMA WELDING MACHINE Order code JM 250S MIG 250S Wilkinson Star Limited Issue 1 January 2014 Product is subject to change without notice xix...